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The correct answer is B

Explanation:

Insubordination is the term which is defined as the employee intentional refusal to obey of the reasonable and lawful orders of the employer. And such kind of refusal could undermine the supervisor level of ability and respect to manage.

So, Insubordination is the example of misconduct and lead to termination on the first offense as when employee disobeys the orders or lies with the management or steals something from company is the serious offense.